/*
 * Copyright (c) 2011, All Rights Reserved
 * 
 * CacheFilter.java
 * Modification History
 * *************************************************************
 * Date				Author			Comment
 * 23042011			venky			Created
 * *************************************************************
 */
package my.project.builder.support;

import java.io.IOException;

import javax.servlet.Filter;
import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.springframework.web.servlet.mvc.WebContentInterceptor;

/**
 * Caching filter for the static files
 * 
 * @author venky
 *
 */
public class CacheFilter extends WebContentInterceptor implements Filter
{
	@Override
	public void init(FilterConfig arg0) throws ServletException
	{
		
	}
	
	@Override
	public void destroy()
	{
		
	}
	
	@Override
	public void doFilter(ServletRequest request, ServletResponse response,
			FilterChain chain) throws IOException, ServletException
	{
		try
		{
			this.preHandle((HttpServletRequest) request,
					(HttpServletResponse) response, chain);
		} catch (Exception e)
		{
			throw new ServletException(e);
		}
		chain.doFilter(request, response);
	}
}